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Amazon US
Amazon US
This is the TCL D2 Pro Palm Vein Smart Lock I tested in the video, and the big win here is security without sacrificing convenience. Palm vein recognition is fast, hard to spoof, and TCL keeps biometric data stored locally on the lock, not in the cloud.
Buy on Amazon
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Pros
- +Palm vein recognition is extremely difficult to spoof compared to fingerprints
- +Very fast unlock performance in real use
- +Six unlock methods including physical key backup
- +Large 10,000mAh battery with long runtime and app warnings
- +Local biometric storage (privacy-focused)
Cons
- -No smart lock is perfect, and edge cases can still happen
- -Palm scan requires you to wake/activate the lock before scanning (depending on your settings)
